<template>
  <p-card :bordered="false">
    
    <!-- 操作按钮区域 -->
    <div class="table-operator">
      <p-button @click="handleAdd" type="primary" icon="plus">新增</p-button>


        <!-- 高级查询区域 -->
        <j-super-query :fieldList="fieldList" ref="superQueryModal" @handleSuperQuery="handleSuperQuery"></j-super-query>

    </div>

    <!-- table区域-begin -->
    <div>
      <div class="ant-alert ant-alert-info" style="margin-bottom: 16px;">
        <i class="anticon anticon-info-circle ant-alert-icon"></i> 已选择 <a style="font-weight: 600">{{ selectedRowKeys.length }}</a>项
        <a style="margin-left: 24px" @click="onClearSelected">清空</a>

         <span style="float:right;">
              <a @click="handleExportXls('物料类别表')"><p-icon type="download" />导出</a>
                 <p-divider type="vertical" />
              <p-upload name="file" :showUploadList="false" :multiple="false" :headers="tokenHeader" :action="importExcelUrl" @change="handleImportExcel">
                 <a><p-icon type="import" />导入</a>
              </p-upload>
              <p-divider type="vertical" />


              <a @click="loadData()"><p-icon type="sync" />刷新</a>
              <p-divider type="vertical" />
              <p-popover title="自定义列" trigger="click" placement="leftBottom">
                <template slot="content">
                  <p-checkbox-group @change="onColSettingsChange" v-model="settingColumns" :defaultValue="settingColumns">
                    <p-row>
                      <template v-for="(item,index) in defColumns">
                        <template v-if="item.key!='rowIndex'&& item.dataIndex!='action'">
                            <p-col :span="12"><p-checkbox :value="item.dataIndex">{{ item.title }}</p-checkbox></p-col>
                        </template>
                      </template>
                    </p-row>
                  </p-checkbox-group>
                </template>
                <a><p-icon type="setting" />自定义列</a>
              </p-popover>
         </span>


      </div>

      <p-table
        ref="table"
        size="middle"
        rowKey="id"
        :columns="columns"
        :dataSource="dataSource"
        :pagination="ipagination"
        :loading="loading"
        :expandedRowKeys="expandedRowKeys"
        @change="handleTableChange"
        @expand="handleExpand"
        v-bind="tableProps">
        
        <template slot="imgSlot" slot-scope="text">
          <span v-if="!text" style="font-size: 12px;font-style: italic;">无此图片</span>
          <img v-else :src="getImgView(text)" height="25px" alt="图片不存在" style="max-width:80px;font-size: 12px;font-style: italic;"/>
        </template>
        <template slot="fileSlot" slot-scope="text">
          <span v-if="!text" style="font-size: 12px;font-style: italic;">无此文件</span>
          <p-button
            v-else
            :ghost="true"
            type="primary"
            icon="download"
            size="small"
            @click="uploadFile(text)">
            下载
          </p-button>
        </template>

        <span slot="action" slot-scope="text, record">
          <a @click="handleEdit(record)">编辑</a>

          <p-divider type="vertical" />
          <p-dropdown>
            <a class="ant-dropdown-link">更多 <p-icon type="down" /></a>
            <p-menu slot="overlay">
              <p-menu-item>
                <p-popconfirm title="确定删除吗?" @confirm="() => handleDelete(record.id)">
                  <a>删除</a>
                </p-popconfirm>
              </p-menu-item>
            </p-menu>
          </p-dropdown>
        </span>

      </p-table>
    </div>

    <materialCategory-modal ref="modalForm" @ok="modalFormOk"></materialCategory-modal>
  </p-card>
</template>

<script>

  import { getAction } from '@/api/manage'
  import Vue from 'vue'
  import JSuperQuery from '@/components/jeecg/JSuperQuery.vue'
  import { filterObj } from '@/utils/util';
  import { JeecgListMixin } from '@/mixins/JeecgListMixin'
  import MaterialCategoryModal from './modules/MaterialCategoryModal'
  import {filterMultiDictText} from '@/components/dict/JDictSelectUtil'

   //高级查询modal需要参数
    const superQueryFieldList=[
            {
                value:'createBy',
                text: '创建人',
                type: 'string'
            },
            {
                value:'createTime',
                text: '创建日期',
                type: 'Date'
            },
            {
                value:'updateBy',
                text: '更新人',
                type: 'string'
            },
            {
                value:'updateTime',
                text: '更新日期',
                type: 'Date'
            },
            {
                value:'pid',
                text: '父级节点',
                type: 'String'
            },
            {
                value:'classCode',
                text: '物料类别码',
                type: 'String'
            },
            {
                value:'className',
                text: '物料类别名称',
                type: 'String'
            },
            {
                value:'comment',
                text: '物料类别说明',
                type: 'String'
            },
            {
                value:'timestamp',
                text: '时间标识',
                type: 'Date'
            },
            {
                value:'companyId',
                text: '公司标识',
                type: 'String'
            },
            {
                value:'factoryId',
                text: '工厂标识',
                type: 'String'
            },
            {
                value:'clientId',
                text: '租户标识',
                type: 'String'
            },
            {
                value:'substituteId',
                text: '替换人员标识',
                type: 'String'
            },
            {
                value:'aad',
                text: '简单描述',
                type: 'String'
            },
            {
                value:'remark',
                text: '备注',
                type: 'string'
            },
    ]


  export default {
    name: "MaterialCategoryList",
    mixins:[JeecgListMixin],
    components: {
      JSuperQuery,
      MaterialCategoryModal
    },
    data () {
      return {
        fieldList:superQueryFieldList,
        superQueryFlag:false,
        superQueryParams: '',
        description: '物料类别表管理页面',
        // 表头
        columns: [],
        //列设置
        settingColumns:[],
        //列定义
        defColumns: [
          {
            title:'简单描述',
            align: 'left',
            dataIndex: 'aad'
          },
          {
            title:'创建人',
            align: 'left',
            dataIndex: 'createBy'
          },
          {
            title:'创建日期',
            align: 'left',
            dataIndex: 'createTime'
          },
          {
            title:'更新人',
            align: 'left',
            dataIndex: 'updateBy'
          },
          {
            title:'更新日期',
            align: 'left',
            dataIndex: 'updateTime'
          },
          {
            title:'物料类别码',
            align: 'left',
            dataIndex: 'classCode'
          },
          {
            title:'物料类别名称',
            align: 'left',
            dataIndex: 'className'
          },
          {
            title:'物料类别说明',
            align: 'left',
            dataIndex: 'comment'
          },
          {
            title:'时间标识',
            align: 'left',
            dataIndex: 'timestamp',
            customRender:function (text) {
              return !text?"":(text.length>10?text.substr(0,10):text)
            }
          },
          {
            title:'公司标识',
            align: 'left',
            dataIndex: 'companyId'
          },
          {
            title:'工厂标识',
            align: 'left',
            dataIndex: 'factoryId'
          },
          {
            title:'租户标识',
            align: 'left',
            dataIndex: 'clientId'
          },
          {
            title:'替换人员标识',
            align: 'left',
            dataIndex: 'substituteId'
          },
          {
            title:'备注',
            align: 'left',
            dataIndex: 'remark'
          },
          {
            title: '操作',
            dataIndex: 'action',
            align: 'center',
            scopedSlots: { customRender: 'action' },
          }
        ],
        url: {
          list: '/basic-business/basicMaterialCategory/materialCategory/rootList',
          childList: '/basic-business/basicMaterialCategory/materialCategory/childList',
          delete: '/basic-business/basicMaterialCategory/materialCategory/delete',
          deleteBatch: '/basic-business/basicMaterialCategory/materialCategory/deleteBatch',
          exportXlsUrl: '/basic-business/basicMaterialCategory/materialCategory/exportXls',
          importExcelUrl: '/basic-business/basicMaterialCategory/materialCategory/importExcel',
        },
        expandedRowKeys:[],
        hasChildrenField: 'hasChild',
        pidField: 'pid',
        dictOptions: {}
      }
    },
    computed: {
      importExcelUrl(){
        return `${this.url.importExcelUrl}`;
      },
      tableProps() {
        let _this = this
        return {
          // 列表项是否可选择
          rowSelection: {
            selectedRowKeys: _this.selectedRowKeys,
            onChange: (selectedRowKeys) => _this.selectedRowKeys = selectedRowKeys
          }
        }
      }
    },

    created() {
      this.initColumns();
    },

    methods: {
      initColumns(){
        //权限过滤（列权限控制时打开，修改第二个参数为授权码前缀）
        //this.defColumns = colAuthFilter(this.defColumns,'testdemo:');

        var key = this.$route.name+":colsettings";
        let colSettings= Vue.ls.get(key);
        if(colSettings==null||colSettings==undefined){
          let allSettingColumns = [];
          this.defColumns.forEach(function (item,i,array ) {
            allSettingColumns.push(item.dataIndex);
          })
          this.settingColumns = allSettingColumns;
          this.columns = this.defColumns;
        }else{
          this.settingColumns = colSettings;
          const cols = this.defColumns.filter(item => {
            if(item.key =='rowIndex'|| item.dataIndex=='action'){
              return true;
            }
            if (colSettings.includes(item.dataIndex)) {
              return true;
            }
            return false;
          })
          this.columns =  cols;
        }
      },
      //列设置更改事件
      onColSettingsChange (checkedValues) {
        var key = this.$route.name+":colsettings";
        Vue.ls.set(key, checkedValues, 7 * 24 * 60 * 60 * 1000)
        this.settingColumns = checkedValues;
        const cols = this.defColumns.filter(item => {
          if(item.key =='rowIndex'|| item.dataIndex=='action'){
            return true
          }
          if (this.settingColumns.includes(item.dataIndex)) {
            return true
          }
          return false
        })
        this.columns =  cols;
      },


        //高级查询方法
        handleSuperQuery(arg) {
            if(!arg){
                this.superQueryParams=''
                this.superQueryFlag = false
            }else{
                this.superQueryFlag = true
                this.superQueryParams=JSON.stringify(arg)
            }
            this.loadData()
        },
        // 获取查询条件
        getQueryParams() {
            let sqp = {}
            if(this.superQueryParams){
                sqp['superQueryParams']=encodeURI(this.superQueryParams)
            }
            var param = Object.assign(sqp, this.queryParam, this.isorter);
            param.field = this.getQueryField();
            param.pageNo = this.ipagination.current;
            param.pageSize = this.ipagination.pageSize;
            return filterObj(param);
        },
      loadData(arg){
        if(arg==1){
          this.ipagination.current=1
        }
        this.loading = true
        this.expandedRowKeys = []
        let params = this.getQueryParams()
        return new Promise((resolve) => {
          getAction(this.url.list,params).then(res=>{
            if(res.success){
              let result = res.data
              if(Number(result.total)>0){
                this.ipagination.total = Number(result.total)
                this.dataSource = this.getDataByResult(res.data.records)
                resolve()
              }else{
                this.ipagination.total=0
                this.dataSource=[]
              }
            }else{
              this.$message.warning(res.msg)
            }
            this.loading = false
          })
        })
      },
      getDataByResult(result){
        return result.map(item=>{
          //判断是否标记了带有子节点
          if(item[this.hasChildrenField]=='1'){
            let loadChild = { id: item.id+'_loadChild', name: 'loading...', isLoading: true }
            item.children = [loadChild]
          }
          return item
        })
      },
      handleExpand(expanded, record){
        // 判断是否是展开状态
        if (expanded) {
          this.expandedRowKeys.push(record.id)
          if (record.children.length>0 && record.children[0].isLoading === true) {
            let params = this.getQueryParams();//查询条件
            params[this.pidField] = record.id
            getAction(this.url.childList,params).then((res)=>{
              if(res.success){
                if(res.data && res.data.length>0){
                  record.children = this.getDataByResult(res.data)
                  this.dataSource = [...this.dataSource]
                }else{
                  record.children=''
                  record.hasChildrenField='0'
                }
              }else{
                this.$message.warning(res.msg)
              }
            })
          }
        }else{
          let keyIndex = this.expandedRowKeys.indexOf(record.id)
          if(keyIndex>=0){
            this.expandedRowKeys.splice(keyIndex, 1);
          }
        }
      },
      initDictConfig(){
      },
      modalFormOk(formData,arr){
        if(!formData.id){
          this.addOk(formData,arr)
        }else{
          if(!arr){
            this.loadData()
          }else{
            this.editOk(formData,this.dataSource)
            this.dataSource=[...this.dataSource]
          }
        }
      },
      editOk(formData,arr){
        if(arr && arr.length>0){
          for(let i=0;i<arr.length;i++){
            if(arr[i].id==formData.id){
              arr[i]=formData
              break
            }else{
              this.editOk(formData,arr[i].children)
            }
          }
        }
      },
      async addOk(formData,arr){
        if(!formData[this.pidField]){
          this.loadData()
        }else{
          this.expandedRowKeys=[]
          for(let i of arr){
            await this.expandTreeNode(i)
          }
        }
      },
      expandTreeNode(nodeId){
        return new Promise((resolve,reject)=>{
          this.getFormDataById(nodeId,this.dataSource)
          let row = this.parentFormData
          this.expandedRowKeys.push(nodeId)
          let params = this.getQueryParams();//查询条件
          params[this.pidField] = nodeId
          getAction(this.url.childList,params).then((res)=>{
            if(res.success){
              if(res.data && res.data.length>0){
                row.children = this.getDataByResult(res.data)
                this.dataSource = [...this.dataSource]
                resolve()
              }else{
                reject()
              }
            }else{
              reject()
            }
          })
        })
      },
      getFormDataById(id,arr){
        if(arr && arr.length>0){
          for(let i=0;i<arr.length;i++){
            if(arr[i].id==id){
              this.parentFormData = arr[i]
            }else{
              this.getFormDataById(id,arr[i].children)
            }
          }
        }
      },
      
       
    }
  }
</script>
<style scoped>
  @import '~@assets/less/common.less';
</style>